.hero-section{position:relative;width:100vw;height:100vh;background-size:cover;background-position:center;background-repeat:no-repeat;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;color:#fff;transition:background-image .8s ease-in-out}.hero-section:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:#0003;z-index:1}.top-navigation{position:fixed;top:0;left:0;right:0;z-index:1000;padding:40px 60px;display:flex;justify-content:space-between;align-items:flex-start}.brand-logo{display:block}.logo-image{height:48px!important;width:auto!important;opacity:.9!important;transition:all .3s ease!important;filter:brightness(0) invert(1)!important;-webkit-filter:brightness(0) invert(1)!important}.logo-image:hover{opacity:1;transform:scale(1.05)}.text-navigation{display:flex;gap:48px;align-items:center;margin-top:8px}.nav-link{color:#fff;text-decoration:none;font-size:16px;font-weight:400;letter-spacing:.5px;opacity:.9;transition:all .3s ease;text-shadow:0 1px 4px rgba(0,0,0,.3);cursor:pointer}.nav-link:hover{opacity:1;transform:translateY(-1px)}.nav-link[href^=http]{position:relative}.nav-link[href^=http]:after{content:"↗";font-size:12px;margin-left:4px;opacity:.7;transition:opacity .3s ease}.nav-link[href^=http]:hover:after{opacity:1}.hero-content{position:relative;z-index:10;max-width:1000px;padding:0 40px;text-align:center}.hero-title{font-family:HarmonyOS Sans SC,-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;font-size:clamp(48px,8vw,96px);font-weight:700;line-height:1.3;margin-bottom:180px;letter-spacing:3px;text-shadow:0 4px 12px rgba(0,0,0,.8),0 8px 24px rgba(0,0,0,.5),0 16px 48px rgba(0,0,0,.3)}.copyright-info{position:absolute;bottom:20px;left:60px;color:#fffc;font-size:12px;font-weight:400;letter-spacing:.5px;text-shadow:0 2px 8px rgba(0,0,0,.6);line-height:1.4;z-index:10}.bottom-status{position:absolute;bottom:80px;right:60px;display:flex;align-items:center;gap:40px;z-index:10}.status-divider{width:120px;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.6),transparent)}.status-text{display:flex;align-items:center;gap:16px;color:#fff;font-size:16px;font-weight:500;letter-spacing:.5px;opacity:1;text-shadow:0 2px 8px rgba(0,0,0,.6);background:#0000004d;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:14px 24px;border-radius:30px;border:1px solid rgba(255,255,255,.3);transition:all .4s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 20px #0000004d}.status-text.checking{background:#3b82f64d;border-color:#3b82f680;box-shadow:0 4px 20px #3b82f64d}.status-text.success{background:#22c55e4d;border-color:#22c55e80;box-shadow:0 4px 20px #22c55e4d}.status-arrow{width:20px;height:20px;stroke:#fff;opacity:.9;transition:all .3s ease}.status-arrow.pulse{animation:pulse 1s infinite}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;display:flex;justify-content:center;align-items:center;z-index:2000}.loading-spinner{width:50px;height:50px;border:3px solid rgba(255,255,255,.3);border-top:3px solid white;border-radius:50%;animation:spin 1s linear infinite}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInLeft{0%{opacity:0;transform:translate(-40px)}to{opacity:1;transform:translate(0)}}@keyframes fadeInRight{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.05)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.fade-in{animation:fadeIn .3s ease-out both}.fade-in-left{animation:fadeInLeft 1s ease-out both}.fade-in-right{animation:fadeInRight 1s ease-out both}.fade-in-up{animation:fadeInUp .4s ease-out both}@media (max-width: 768px){body{min-height:100vh;min-height:100dvh;overflow-x:hidden}.main-container{height:100vh;height:100dvh;display:flex;flex-direction:column;justify-content:space-between}.top-navigation{padding:8px 24px;flex-direction:column;gap:8px;align-items:flex-start}.logo-image{height:32px!important;filter:brightness(0) invert(1)!important;-webkit-filter:brightness(0) invert(1)!important}.text-navigation{gap:24px;margin-top:0}.nav-link{font-size:14px}.hero-content{padding:0 24px;margin-top:5px}.hero-title{font-size:clamp(20px,6vw,32px);margin-bottom:15px;line-height:1}.copyright-info{bottom:8px;left:24px;font-size:10px}.bottom-status{bottom:8px;right:24px;gap:15px}.status-divider{width:60px}.status-text{font-size:14px;padding:12px 18px}.manual-selection-panel{min-width:auto;width:100%;max-width:100%;padding:24px 20px;max-height:calc(100dvh - 32px)}.selection-title{font-size:16px;margin-bottom:20px}.site-button{padding:16px 18px;min-height:90px}.site-name{font-size:16px;margin-bottom:8px}.site-url{font-size:13px;margin-bottom:10px;word-break:break-all}.site-status{font-size:13px}}@media (max-width: 480px){.top-navigation{padding:6px 16px}.logo-image{height:28px!important;filter:brightness(0) invert(1)!important;-webkit-filter:brightness(0) invert(1)!important}.text-navigation{gap:16px;flex-wrap:wrap}.nav-link{font-size:13px}.hero-content{padding:0 16px;margin-top:2px}.hero-title{font-size:clamp(18px,6vw,28px);margin-bottom:10px;line-height:1}.copyright-info{bottom:6px;left:16px;font-size:9px;max-width:calc(100% - 32px)}.bottom-status{bottom:6px;right:16px;left:16px;justify-content:center;gap:12px}.status-divider{width:40px}.status-text{font-size:12px;padding:10px 14px}.status-arrow{width:16px;height:16px}.manual-selection-panel{width:100%;max-width:100%;padding:20px 16px;max-height:calc(100dvh - 32px)}.selection-title{font-size:15px;margin-bottom:16px}.site-button{padding:16px;min-height:95px}.site-name{font-size:15px;margin-bottom:8px}.site-url{font-size:12px;margin-bottom:10px;word-break:break-all}.site-status,.selection-hint{font-size:12px}}@media (max-width: 360px){.top-navigation{padding:4px 12px}.hero-content{padding:0 12px;margin-top:0}.hero-title{font-size:clamp(16px,6vw,24px);margin-bottom:8px;line-height:1}.text-navigation{gap:12px}.nav-link{font-size:12px}.copyright-info{bottom:4px;left:12px;font-size:8px}.bottom-status{bottom:4px;right:12px;left:12px;gap:10px}.status-text{font-size:11px;padding:8px 12px}}.manual-selection-overlay{position:fixed;top:0;left:0;right:0;bottom:0;width:100vw;width:100dvw;height:100vh;height:100dvh;background:#000c;z-index:99;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:16px;overflow-y:auto;animation:overlay-fade-in .2s ease-out}@keyframes overlay-fade-in{0%{opacity:0}to{opacity:1}}.manual-selection-panel{position:relative;z-index:100;background:#121212;border:1px solid hsl(0,0%,15%);padding:24px;border-radius:12px;box-shadow:0 0 0 1px #ffffff0d,0 10px 15px -3px #00000080,0 4px 6px -4px #00000080;width:100%;min-width:320px;max-width:440px;max-height:calc(100dvh - 32px);overflow-y:auto;-webkit-overflow-scrolling:touch;margin:auto;animation:dialog-slide-in .2s ease-out}@keyframes dialog-slide-in{0%{opacity:0;transform:scale(.95) translateY(-10px)}to{opacity:1;transform:scale(1) translateY(0)}}.selection-title{color:#fafafa;font-size:20px;font-weight:600;line-height:1.2;margin-bottom:6px;letter-spacing:-.025em}.selection-description{color:#a6a6a6;font-size:14px;line-height:1.5;margin-bottom:20px}.selection-buttons{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.site-button{background:#1a1a1a;border:1px solid hsl(0,0%,18%);border-radius:8px;padding:14px 16px;cursor:pointer;transition:all .15s ease;text-align:left;width:100%;-webkit-tap-highlight-color:transparent;touch-action:manipulation;position:relative;overflow:hidden}.site-button:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#ffffff0d,#fff0);opacity:0;transition:opacity .15s ease}.site-button:hover:before,.site-button:active:before{opacity:1}.site-button:hover,.site-button:active{background:#242424;border-color:#404040;box-shadow:0 0 0 3px #ffffff0d}.site-name{color:#fafafa;font-size:15px;font-weight:600;margin-bottom:4px;position:relative;z-index:1}.site-url{color:#999;font-size:13px;margin-bottom:6px;font-family:ui-monospace,SF Mono,Cascadia Code,Source Code Pro,monospace;position:relative;z-index:1}.site-status{display:inline-flex;align-items:center;gap:6px;color:#16a249;font-size:12px;font-weight:500;padding:3px 8px;background:#16a2491a;border-radius:4px;position:relative;z-index:1}.site-status:before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:currentColor}.site-status.unavailable{color:#dc2828;background:#dc28281a}.selection-hint{color:gray;font-size:12px;text-align:center;margin-top:4px}.retry-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;margin:12px 0 0;padding:10px 16px;background:#fafafa;border:1px solid hsl(0,0%,90%);border-radius:6px;color:#171717;font-size:14px;font-weight:500;cursor:pointer;transition:all .15s ease;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.retry-button:hover{background:#f5f5f5;border-color:#d9d9d9}.retry-button:active{background:#f0f0f0;transform:scale(.98)}.retry-icon{width:16px;height:16px;stroke-width:2;transition:transform .3s ease}.retry-button:hover .retry-icon{transform:rotate(-90deg)}.content-section{min-height:100vh;padding:80px 60px;background:#111;color:#fff;display:flex;align-items:center;justify-content:center}.content-wrapper{max-width:1000px;text-align:center}.content-section h2{font-size:clamp(32px,6vw,64px);font-weight:700;margin-bottom:30px;color:#fff}.content-section p{font-size:18px;line-height:1.6;color:#fffc;max-width:600px;margin:0 auto}